/**************************************************************************** * * * DISCLAIMER * * * * This file is NOT INTENDED FOR OFFICIAL USE * * It is a mix of PERSONAL and TESTING prefs and * * may cause breakage or contain changes you do not want! * * DO NOT USE unless you know what you are doing! * * * ****************************************************************************/ /**************************************************************************** * START: MY OVERRIDES * ****************************************************************************/ /** SETUP ON FIRST INSTALLATION ***/ //user_pref("network.trr.uri", "https://dns.nextdns.io/******/Firefox"); // TRR/DoH /** FASTFOX ***/ user_pref("browser.sessionstore.restore_pinned_tabs_on_demand", true); user_pref("browser.sessionhistory.max_total_viewers", 4); // only remember # of pages in Back-Forward cache /** speculative load test ***/ //user_pref("network.dns.disablePrefetchFromHTTPS", false); //user_pref("network.prefetch-next", true); //user_pref("network.predictor.enabled", true); //user_pref("network.predictor.enable-prefetch", true); //user_pref("network.predictor.enable-hover-on-ssl", true); /** SECUREFOX ***/ //user_pref("urlclassifier.features.socialtracking.skipURLs", "*.twitter.com, *.twimg.com"); // removed *.instagram.com user_pref("signon.rememberSignons", false); // disable password manager user_pref("extensions.formautofill.addresses.enabled", false); // disable address manager user_pref("extensions.formautofill.creditCards.enabled", false); // disable credit card manager user_pref("browser.urlbar.showSearchSuggestionsFirst", false); // unselect "Show search suggestions ahead of browsing history in address bar results" for clean UI //user_pref("browser.urlbar.suggest.trending", false); // FF119+ disable showing trending searches; unselect for clean UI user_pref("browser.urlbar.groupLabels.enabled", false); // hide Firefox Suggest label in URL dropdown box user_pref("signon.management.page.breach-alerts.enabled", false); // extra hardening user_pref("signon.autofillForms", false); // unselect "Autofill logins and passwords" for clean UI user_pref("signon.generation.enabled", false); // unselect "Suggest and generate strong passwords" for clean UI user_pref("signon.firefoxRelay.feature", ""); // unselect suggestions from Firefox Relay for clean UI //user_pref("privacy.sanitize.sanitizeOnShutdown", true); // clear browsing data on shutdown //user_pref("privacy.clearOnShutdown.offlineApps", true); // clear Site Data on shutdown user_pref("browser.safebrowsing.downloads.enabled", false); // deny SB to scan downloads to identify suspicious files; local checks only user_pref("browser.safebrowsing.downloads.remote.url", ""); // enforce no remote checks for downloads by SB user_pref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", false); // clean up UI; not needed in user.js if remote downloads are disabled user_pref("browser.safebrowsing.downloads.remote.block_uncommon", false); // clean up UI; not needed in user.js if remote downloads are disabled user_pref("browser.safebrowsing.allowOverride", false); // do not allow user to override SB user_pref("browser.search.update", false); // do not update opensearch engines user_pref("network.trr.confirmationNS", "skip"); // skip TRR confirmation request user_pref("extensions.webextensions.restrictedDomains", ""); // remove Mozilla domains so adblocker works on pages user_pref("identity.fxaccounts.enabled", false); // disable Firefox Sync user_pref("browser.tabs.firefox-view", false); // disable Firefox View user_pref("browser.tabs.firefox-view-next", false); // disable Firefox View [FF119+] user_pref("browser.firefox-view.feature-tour", "{\"screen\":\"\",\"complete\":true}"); // disable the Firefox View tour from popping up for new profiles user_pref("accessibility.force_disabled", 1); // disable Accessibility features //user_pref("security.ssl.require_safe_negotiation", true); // safe negotiation user_pref("security.cert_pinning.enforcement_level", 2); // strict public key pinning user_pref("browser.download.useDownloadDir", true); // one-click downloads /** PESKYFOX ***/ user_pref("cookiebanners.service.mode", 2); // fall back to the accept button to remove banner user_pref("devtools.accessibility.enabled", false); // removes un-needed "Inspect Accessibility Properties" on right-click user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false); // Settings>Home>Firefox Home Content>Recent Activity>Shortcuts>Sponsored shortcuts user_pref("browser.newtabpage.activity-stream.showSponsored", false); // Settings>Home>Firefox Home Content>Recent Activity>Recommended by Pocket>Sponsored Stories user_pref("browser.newtabpage.activity-stream.section.highlights.includeBookmarks", false); // Settings>Home>Firefox Home Content>Recent Activity>Bookmarks user_pref("browser.newtabpage.activity-stream.section.highlights.includeDownloads", false); // Settings>Home>Firefox Home Content>Recent Activity>Most Recent Download user_pref("browser.newtabpage.activity-stream.section.highlights.includeVisited", false); // Settings>Home>Firefox Home Content>Recent Activity>Visited Pages user_pref("browser.newtabpage.activity-stream.section.highlights.includePocket", false); // Settings>Home>Firefox Home Content>Recent Activity>Pages Saved to Pocket user_pref("browser.download.useDownloadDir", true); // use direct downloads user_pref("browser.download.folderList", 0); // 0=desktop, 1=downloads, 2=last used user_pref("browser.toolbars.bookmarks.visibility", "never"); // always hide bookmark bar user_pref("browser.startup.homepage_override.mstone", "ignore"); // What's New page after updates; master switch user_pref("browser.urlbar.suggest.history", false); // Browsing history; hide URL bar dropdown suggestions user_pref("browser.urlbar.suggest.bookmark", false); // Bookmarks; hide URL bar dropdown suggestions user_pref("browser.urlbar.suggest.openpage", false); // Open tabs; hide URL bar dropdown suggestions user_pref("browser.urlbar.suggest.topsites", false); // Shortcuts; disable dropdown suggestions with empty query user_pref("browser.urlbar.suggest.engines", false); // Search engines; tab-to-search //user_pref("browser.urlbar.suggest.searches", false); // (needed?); hide URL bar dropdown suggestions //user_pref("browser.urlbar.maxRichResults", 1); // minimum suggestion needed for URL bar autofill user_pref("browser.bookmarks.max_backups", 0); // minimize disk use; manually back-up user_pref("view_source.wrap_long_lines", true); // wrap source lines user_pref("devtools.debugger.ui.editor-wrapping", true); // wrap lines in devtools user_pref("browser.zoom.full", false); // text-only zoom, not all elements on page user_pref("pdfjs.sidebarViewOnLoad", 2); // force showing of Table of Contents in sidebar for PDFs (if available) //user_pref("layout.word_select.eat_space_to_next_word", false); // do not select the space next to a word when selecting a word //user_pref("browser.tabs.loadInBackground", false); // CTRL+SHIFT+CLICK for background tabs; Settings>General>Tabs>When you open a link, image or media in a new tab, switch to it immediately user_pref("browser.tabs.loadBookmarksInTabs", true); // force bookmarks to open in a new tab, not the current tab user_pref("ui.key.menuAccessKey", 0); // remove underlined characters from various settings user_pref("general.autoScroll", false); // disable unintentional behavior for middle click user_pref("ui.SpellCheckerUnderlineStyle", 1); // dots for spell check errors user_pref("media.videocontrols.picture-in-picture.display-text-tracks.size", "small"); // PiP user_pref("media.videocontrols.picture-in-picture.urlbar-button.enabled", false); // PiP in address bar user_pref("reader.parse-on-load.enabled", false); // disable reader mode //user_pref("reader.color_scheme", "auto"); // match system theme for when reader is enabled //user_pref("browser.urlbar.openintab", true); // stay on current site and open new tab when typing in URL bar user_pref("browser.urlbar.trimHttps", true); // hide https in URL bar [FF119] /** DELETE IF NOT NIGHTLY ***/ user_pref("privacy.userContext.enabled", false); // disable Containers functionality user_pref("browser.crashReports.unsubmittedCheck.enabled", false); // true by default on NIGHTLY //user_pref("xpinstall.signatures.required", false); // [ESR/DEV/NIGHTLY] //user_pref("browser.urlbar.suggest.quickactions", false); // Quick actions; hide URL bar dropdown suggestions //user_pref("browser.urlbar.suggest.clipboard", false); // Clipboard; hide URL bar dropdown suggestions /** DELETE IF NOT WINDOWS DESKTOP ***/ user_pref("network.trr.mode", 3); // enable TRR (without System fallback) user_pref("gfx.canvas.accelerated", true); // DEFAULT NON-WINDOWS; enable if not using an integrated GPU user_pref("browser.startup.preXulSkeletonUI", false); // WINDOWS user_pref("default-browser-agent.enabled", false); // deny Mozilla monitoring default browser (breaks "Make Default" button) user_pref("geo.provider.ms-windows-location", false); // [WINDOWS] user_pref("pdfjs.defaultZoomValue", "125"); // alt=page-width; PDF zoom level user_pref("gfx.font_rendering.cleartype_params.rendering_mode", 5); user_pref("gfx.font_rendering.cleartype_params.cleartype_level", 100); user_pref("gfx.font_rendering.cleartype_params.force_gdi_classic_for_families", ""); user_pref("gfx.font_rendering.cleartype_params.force_gdi_classic_max_size", 6); user_pref("gfx.font_rendering.directwrite.use_gdi_table_loading", false); //user_pref("gfx.font_rendering.cleartype_params.gamma", 898); // 1000-2200; https://www.reddit.com/r/firefox/comments/10ed7o2/comment/j4qar9y/ //user_pref("font.name.serif.x-western", "Roboto Slab"); // serif font //user_pref("font.name.sans-serif.x-western", "Roboto"); // sans-serif font //user_pref("font.name.monospace.x-western", "Fira Code"); // monospace font user_pref("browser.cache.disk.enable", false); // disable disk cache user_pref("browser.cache.memory.capacity", 65536); // default= -1 (32768) user_pref("media.memory_cache_max_size", 131072); // AF=65536 /** DELETE IF NOT macOS LAPTOP ***/ user_pref("network.trr.mode", 2); // enable TRR (with System fallback) user_pref("network.trr.max-fails", 5); // lower max attempts to use DoH user_pref("geo.provider.use_corelocation", false); // geolocation [MAC] user_pref("pdfjs.defaultZoomValue", "page-width"); // PDF zoom level user_pref("app.update.auto", false); // disable auto-installing Firefox updates [NON-WINDOWS] //user_pref("font.name.monospace.x-western", "SF Mono"); // monospace font